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test: do not fail if new device is plugged during enumeration

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This commit is contained in:
Yu Watanabe 2019-12-09 00:57:06 +09:00 committed by Frantisek Sumsal
parent bc942f69aa
commit 8ee08dc564
1 changed files with 20 additions and 4 deletions
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24
src/libsystemd/sd-device/test-sd-device.c
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@ -81,9 +81,10 @@ static void test_sd_device_enumerator_subsystems(void) {
test_sd_device_one(d);
}
static void test_sd_device_enumerator_filter_subsystem_one(const char *subsystem, Hashmap *h) {
static unsigned test_sd_device_enumerator_filter_subsystem_one(const char *subsystem, Hashmap *h) {
_cleanup_(sd_device_enumerator_unrefp) sd_device_enumerator *e = NULL;
sd_device *d, *t;
unsigned n_new_dev = 0;
assert_se(sd_device_enumerator_new(&e) >= 0);
assert_se(sd_device_enumerator_add_match_subsystem(e, subsystem, true) >= 0);
@ -92,18 +93,27 @@ static void test_sd_device_enumerator_filter_subsystem_one(const char *subsystem
const char *syspath;
assert_se(sd_device_get_syspath(d, &syspath) >= 0);
assert_se(t = hashmap_remove(h, syspath));
t = hashmap_remove(h, syspath);
assert_se(!sd_device_unref(t));
log_debug("Removed subsystem:%s syspath:%s", subsystem, syspath);
if (t)
log_debug("Removed subsystem:%s syspath:%s", subsystem, syspath);
else {
log_warning("New device found: subsystem:%s syspath:%s", subsystem, syspath);
n_new_dev++;
}
}
/* Assume no device is unplugged. */
assert_se(hashmap_isempty(h));
return n_new_dev;
}
static void test_sd_device_enumerator_filter_subsystem(void) {
_cleanup_(sd_device_enumerator_unrefp) sd_device_enumerator *e = NULL;
_cleanup_(hashmap_freep) Hashmap *subsystems;
unsigned n_new_dev = 0;
sd_device *d;
Hashmap *h;
char *s;
@ -139,10 +149,16 @@ static void test_sd_device_enumerator_filter_subsystem(void) {
}
while ((h = hashmap_steal_first_key_and_value(subsystems, (void**) &s))) {
test_sd_device_enumerator_filter_subsystem_one(s, h);
n_new_dev += test_sd_device_enumerator_filter_subsystem_one(s, h);
hashmap_free(h);
free(s);
}
if (n_new_dev > 0)
log_warning("%u new device is found in re-scan", n_new_dev);
/* Assume that not so many devices are plugged. */
assert_se(n_new_dev <= 10);
}
int main(int argc, char **argv) {